Grove - LED Matrix Driver v1.0 | Seeed Studio Wiki
RGB LED Matrix with an ESP8266 - How to get started - YouTube
LED Matrix controller RGB
Amazon.com: RGB Full-Color LED Matrix Module for Raspberry Pi Pico, 16×10 Grid,with Embedded Controller IC and LED Chip,Programmed and Controlled by Pico,High Standard and Colorful Dot Matrix Visual Effects : Industrial &